What powers columbia.edu?
Last seen Sep 2026 · 538 technologies across 70 categories
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AI Crawlers
Doesn't name any of the 33 AI crawlers we track in its robots.txt. Catch-all rules (User-agent: *) restrict some paths for every crawler, AI or not. Checked Oct 2026.
- robots.txt found
- llms.txt not found
- ai.txt not found
- Sep 2026 gptbot removed from robots.txt
- Sep 2026 bytespider removed from robots.txt
- Sep 2026 claudebot removed from robots.txt
- Sep 2026 ccbot removed from robots.txt
- Sep 2026 cohere-ai removed from robots.txt
- Sep 2026 ai2bot removed from robots.txt
Top search keywords
| Keyword | Position | Est. monthly visits |
|---|---|---|
| columbia new york | #1 | 167,200 |
| columbia university | #1 | 167,200 |
| columbia uni | #1 | 167,200 |
| columbia | #2 | 162,000 |
| little gidding | #1 | 3,700 |
| columbia centers | #2 | 3,600 |
| where is columbia university in new york | #2 | 2,900 |
| young goodman brown | #1 | 2,000 |
| universidad de columbia | #1 | 1,600 |
| sundown nyc | #4 | 1,300 |
| columbia university graduate programs | #1 | 1,300 |
| little gidding poem | #1 | 1,100 |
| columbia university new york address | #1 | 1,100 |
| columbia university address | #1 | 1,100 |
| immanuel kant what is enlightenment | #2 | 1,100 |
| wtc cortlandt | #6 | 1,000 |
| nevins street | #3 | 880 |
| e accent aigu | #12 | 830 |
| columbia centers | #6 | 750 |
| exchange place station | #6 | 750 |
| richard jewell | #9 | 740 |
| columbia graduate programs | #2 | 710 |
| columbia state university | #6 | 700 |
| black scholes model | #5 | 690 |
| geometric brownian motion | #3 | 640 |
The site's top keywords in Google (US), with the visits each one is estimated to bring per month.
Top backlinks
Top links pointing at the site, one per source domain, strongest first. The anchor text opens the page carrying the link.
AI Crawlers
No AI crawlers blocked
Audience
- 100% desktop
United States
Canada
China
India
Germany
Japan
Where the site's Chrome visitors come from, largest estimated audience first.
Open Page Rank
9.02 / 10 · ranked #327 of all domains
41,462 referring domains · OpenPageRank
Search traffic
770,900 est. monthly organic visits (US)
41,349 keywords in Google's top 30
Page
- Language: English
- CDN: Cloudflare
- Weight: 1.5 MB · 45 requests
- Structured data: OpenGraph, Twitter Cards
Homepage as crawled by the HTTP Archive, Sep 2026.
Similar sites
- jhu.edu 63 shared
stanford.edu 85 shared
cornell.edu 72 shared
mit.edu 88 shared
- uchicago.edu 67 shared
ubc.ca 62 shared
- upenn.edu 65 shared
illinois.edu 68 shared
Closest technology stacks among the highest-authority sites we track; "shared" counts the distinctive technologies in common.
Organisation
- Columbia University Press (Columbia University on Wikidata)
- Founded: 1754
- Sector: higher education
- Country: United States
- Profiles: Facebook, X, Instagram, LinkedIn
From the homepage's own structured data (Sep 2026) and Wikidata (CC0).
Infrastructure
- Hosted on Cloudflare (162.159.128.65)
- Email: Proofpoint Essentials
- Email security: SPF (soft fail), DMARC monitor only
- SSL: Google Trust Services, ECDSA P256, wildcard, expires Nov 2026
- Common Crawl link graph: rank 141, 3,398 hosts
- Verified with: Adobe, Apple Business, Atlassian, Autodesk, DocuSign, Google, Microsoft 365, OpenAI and 1 more
DNS records as swept Sep 2026, certificate as seen Sep 2026. How the web is hosted
Subdomains
| Host | Techs |
|---|---|
| complicatedgrief.columbia.edu | 44 |
| cbs-amp.execed.gsb.columbia.edu | 39 |
| datascience.columbia.edu | 39 |
| wallstreetprep.business.columbia.edu | 36 |
| cssrs.columbia.edu | 35 |
| precollege.sps.columbia.edu | 34 |
| summer.sps.columbia.edu | 34 |
| archaeology.columbia.edu | 33 |
| givingday.columbia.edu | 33 |
| theschool.columbia.edu | 32 |
| apply.ssw.columbia.edu | 31 |
| entrepreneurship.columbia.edu | 31 |
| sps.columbia.edu | 31 |
| engineeringonline.columbia.edu | 30 |
| harriman.columbia.edu | 30 |
| mesaas.columbia.edu | 30 |
| ncdp.columbia.edu | 30 |
| apply.sps.columbia.edu | 29 |
| cpet.tc.columbia.edu | 29 |
| mycbs.gsb.columbia.edu | 29 |
| welcome.sps.columbia.edu | 29 |
| history.columbia.edu | 28 |
| icls.columbia.edu | 28 |
| kup.gsb.columbia.edu | 28 |
Full technology history →
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Recent changes
- dropped Amazon Associates Sep 2026
- detected Astra Sep 2026
- detected Kadence WP Blocks Sep 2026
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- detected Litespeed Cache Sep 2026
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- dropped WP-PageNavi Dec 2025
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